Re-optimisation of LPC filters for multi-pulse coded excitation

作     者：Palomar, DP Price, M Sandler, M 

作者机构：Univ Politecn Cataluna Dept Signal Theory & Commun Barcelona 08034 Spain Univ London Kings Coll Dept Elect & Elect Engn London WC2R 2LS England 

出 版 物：《ELECTRONICS LETTERS》 (Electron. Lett.)

年 卷 期：1999年第35卷第13期

页      面：1058-1059页

核心收录：

学科分类：0808[工学-电气工程] 0809[工学-电子科学与技术（可授工学、理学学位）] 08[工学] 

主　　题：optimisation filtering theory linear predictive coding Filtering methods in signal processing Optimisation techniques decoded speech quality improvement speech coding error compensation filter optimisation excitation signal coding linear prediction based speech coders Speech and audio coding multi-pulse coded excitation LPC filters Signal processing theory re-optimisation 

摘      要：A method for optimising LPC filters in Linear prediction based speech coders is described. The optimisation process compensates for errors incurred through coding the excitation signal, providing an improvement in the quality of the decoded speech, with no increase in bit rate.